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  • Class 8 Maths Study Material

An Educational platform for Preparation and Practice Class 8. Kidsfront provide unique pattern of learning Maths with free online comprehensive study material in the form of QUESTION & ANSWER for each Chapter of Maths for Class 8. This study material help Class 8, Maths students in learning every aspect of Cubes and cube roots . Students can understand Cubes and cube roots concept easily and consolidate their learning by doing Online Practice Tests on Maths,Cubes and cube roots chapter repeatedly till they excel in Class 8, Cubes and cube roots . Free ONLINE PRACTICE TESTS on Class 8, Cubes and cube roots comprise of Hundreds of Questions on Cubes and cube roots , prepared by the highly professionals team. Every repeat test of Cubes and cube roots will have new set of questions and help students to prepare themselves for exams by doing unlimited Online Test exercise on Cubes and cube roots . Attempt ONLINE TEST on Class 8,Maths,Cubes and cube roots in Academics section after completing this Cubes and cube roots Question Answer Exercise.


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Cubes and cube roots
Cube of all even natural number can be:

a) Odd
b) Even
c) Can be odd or even depending on sign
d) Odd natural number



Answer
Correct Answer Is : Even
Solution Is :
Which is correct sentence among following:

a) The sum of cubes of first natural numbers is equal to cube of their sum
b) The sum of cubes of first natural numbers is equal to square of their sum
c) The sum of cubes of first natural numbers is equal tosquare of their cube
d) The sum of cubes of first natural numbers is equal to their sum



Answer
Correct Answer Is : The sum of cubes of first natural numbers is equal to square of their sum
Solution Is :
-64 is cube of:

a) -(-4)
b) 4
c) -4
d) 4^-1



Answer
Correct Answer Is : -4
Solution Is :
The cube of 6*(7/3) is

a) 74088/27
b) 1512/27
c) 74000/27
d) 15211/27



Answer
Correct Answer Is : 74088/27
Solution Is :
Three numbers are in ratio 1:3:4. The sum of their cubes is 11500. Those numbers are:

a) 3,9,12
b) 5,15,20
c) 4,12,16
d) 9,27,36



Answer
Correct Answer Is : 5,15,20
Solution Is :
Sum of all three cube roots of unity is

a) 1
b) -1
c) 3
d) 0



Answer
Correct Answer Is : 0
Solution Is :
Cube of 4.1 is

a) 68.92
b) 65.29
c) 66.32
d) 67.13



Answer
Correct Answer Is : 68.92
Solution Is :
Cube of 6/12 is

a) 0.00125
b) 0.125
c) 0.0015
d) 0.012



Answer
Correct Answer Is : 0.125
Solution Is :
Cube of -21 is

a) -9261
b) 9261
c) -2961
d) 9329



Answer
Correct Answer Is : -9261
Solution Is :
Cube of (112) + (121) is

a) 1728
b) 1628
c) 3211
d) 1625



Answer
Correct Answer Is : 1728
Solution Is :
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